39240890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15887}}^1$

素因数の和:15926

約数の個数: 32

約数和(自身を含む): 80075520

約数和(自身を除く): 40834630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 15887, 31774, 79435, 158870, 206531, 301853, 413062, 603706, 1032655, 1509265, 2065310, 3018530, 3924089, 7848178, 19620445, 39240890]

約数ペア:

[(1, 39240890), (2, 19620445), (5, 7848178), (10, 3924089), (13, 3018530), (19, 2065310), (26, 1509265), (38, 1032655), (65, 603706), (95, 413062), (130, 301853), (190, 206531), (247, 158870), (494, 79435), (1235, 31774), (2470, 15887)]